{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2022-48977", "ASSIGNER": "cve@kernel.org", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: af_can: fix NULL pointer dereference in can_rcv_filter\n\nAnalogue to commit 8aa59e355949 (\"can: af_can: fix NULL pointer\ndereference in can_rx_register()\") we need to check for a missing\ninitialization of ml_priv in the receive path of CAN frames.\n\nSince commit 4e096a18867a (\"net: introduce CAN specific pointer in the\nstruct net_device\") the check for dev->type to be ARPHRD_CAN is not\nsufficient anymore since bonding or tun netdevices claim to be CAN\ndevices but do not initialize ml_priv accordingly." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Linux", "product": { "product_data": [ { "product_name": "Linux", "version": { "version_data": [ { "version_affected": "<", "version_name": "4ac1feff6ea6", "version_value": "3982652957e8" }, { "version_affected": "<", "version_name": "1a5751d58b14", "version_value": "c42221efb115" }, { "version_affected": "<", "version_name": "4e096a18867a", "version_value": "c142cba37de2" }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "versions": [ { "version": "5.12", "status": "affected" }, { "version": "0", "lessThan": "5.12", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.227", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.159", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.83", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.0.13", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ], "defaultStatus": "affected" } } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://git.kernel.org/stable/c/3982652957e8d79ac32efcb725450580650a8644", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/3982652957e8d79ac32efcb725450580650a8644" }, { "url": "https://git.kernel.org/stable/c/c42221efb1159d6a3c89e96685ee38acdce86b6f", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/c42221efb1159d6a3c89e96685ee38acdce86b6f" }, { "url": "https://git.kernel.org/stable/c/c142cba37de29f740a3852f01f59876af8ae462a", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/c142cba37de29f740a3852f01f59876af8ae462a" }, { "url": "https://git.kernel.org/stable/c/fcc63f2f7ee3038d53216edd0d8291e57c752557", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/fcc63f2f7ee3038d53216edd0d8291e57c752557" }, { "url": "https://git.kernel.org/stable/c/0acc442309a0a1b01bcdaa135e56e6398a49439c", "refsource": "MISC", "name": "https://git.kernel.org/stable/c/0acc442309a0a1b01bcdaa135e56e6398a49439c" } ] }, "generator": { "engine": "bippy-9e1c9544281a" } }